120117603 has 8 divisors (see below), whose sum is σ = 160987408. Its totient is φ = 79663104.

The previous prime is 120117593. The next prime is 120117611. The reversal of 120117603 is 306711021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 120117603 - 2⁶ = 120117539 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 120117603.

It is not an unprimeable number, because it can be changed into a prime (120113603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103150 + ... + 104307.

It is an arithmetic number, because the mean of its divisors is an integer number (20123426).

Almost surely, 2^120117603 is an apocalyptic number.

120117603 is a deficient number, since it is larger than the sum of its proper divisors (40869805).

120117603 is a wasteful number, since it uses less digits than its factorization.

120117603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207653.

The product of its (nonzero) digits is 252, while the sum is 21.

The square root of 120117603 is about 10959.8176535926. The cubic root of 120117603 is about 493.4034922235.

Adding to 120117603 its reverse (306711021), we get a palindrome (426828624).

The spelling of 120117603 in words is "one hundred twenty million, one hundred seventeen thousand, six hundred three".